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002298
2026-03-26

Elastic Critical Buckling Load of Aluminum Cylinder Shell According to EN 1999-1-5

Analytical determination of the elastic critical buckling load for an aluminum cylinder shell according to EN 1999-1-5, based on classical shell theory.

ω=lr×t=200 mm50 mm×2 mm=20 ≥ 0.5·r t=0.5·50 mm 2 mm= 12.5 
σx,R,cr=E3×(1-ν2)×tr=70 GPa3×(1-0.32)×(2 mm/50 mm)=1695 MPa
Fcr,ana=σx,R,cr×t×2×π×r=1.695 MPa×2 mm×2×π×50 mm=1065 kN
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